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Updated readme

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Andrew Morozko 2020-12-20 03:07:18 +03:00
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@ -244,21 +244,23 @@ someprogram 4.3.0
```go ```go
var args struct { var args struct {
Short string `arg:"-s"` Short string `arg:"-s"`
Long string `arg:"--custom-long-option"` Long string `arg:"--custom-long-option"`
ShortAndLong string `arg:"-x,--my-option"` ShortAndLong string `arg:"-x,--my-option"`
OnlyShort string `arg:"-o,--"`
} }
arg.MustParse(&args) arg.MustParse(&args)
``` ```
```shell ```shell
$ ./example --help $ ./example --help
Usage: [--short SHORT] [--custom-long-option CUSTOM-LONG-OPTION] [--my-option MY-OPTION] Usage: example [-o ONLYSHORT] [--short SHORT] [--custom-long-option CUSTOM-LONG-OPTION] [--my-option MY-OPTION]
Options: Options:
--short SHORT, -s SHORT --short SHORT, -s SHORT
--custom-long-option CUSTOM-LONG-OPTION --custom-long-option CUSTOM-LONG-OPTION
--my-option MY-OPTION, -x MY-OPTION --my-option MY-OPTION, -x MY-OPTION
-o ONLYSHORT
--help, -h display this help and exit --help, -h display this help and exit
``` ```